<?php
error_reporting (E_ALL ^ E_NOTICE);
session_start(); //Do not remove this
//only assign a new timestamp if the session variable is empty
if (!isset($_SESSION['random_key']) || strlen($_SESSION['random_key'])==0){
    $_SESSION['random_key'] = strtotime(date('Y-m-d H:i:s')); //assign the timestamp to the session variable
	$_SESSION['user_file_ext']= "";
}
#########################################################################################################
# CONSTANTS																								#
# You can alter the options below																		#
#########################################################################################################
$upload_dir = ROOT_PATH."/upload"; 				// The directory for the images to be saved in
// echo $upload_dir;
$upload_path = $upload_dir."/";				// The path to where the image will be saved
$large_image_prefix = "resize_"; 			// The prefix name to large image
$thumb_image_prefix = "head_";			// The prefix name to the thumb image
$large_image_name = $large_image_prefix.$_SESSION['random_key'];     // New name of the large image (append the timestamp to the filename)
$thumb_image_name = $thumb_image_prefix.$_SESSION['random_key'];     // New name of the thumbnail image (append the timestamp to the filename)
$max_file = "5"; 							// Maximum file size in MB
$max_width = "500";							// Max width allowed for the large image
$thumb_width = "180";						// Width of thumbnail image
$thumb_height = "180";						// Height of thumbnail image
// Only one of these image types should be allowed for upload
$allowed_image_types = array('image/pjpeg'=>"jpg",'image/jpeg'=>"jpg",'image/jpg'=>"jpg",'image/png'=>"png",'image/x-png'=>"png",'image/gif'=>"gif");
$allowed_image_ext = array_unique($allowed_image_types); // do not change this
$image_ext = "";	// initialise variable, do not change this.
foreach ($allowed_image_ext as $mime_type => $ext) {
    $image_ext.= strtoupper($ext)." ";
}


##########################################################################################################
# IMAGE FUNCTIONS																						 #
# You do not need to alter these functions																 #
##########################################################################################################
function resizeImage($image,$width,$height,$scale) {
	list($imagewidth, $imageheight, $imageType) = getimagesize($image);
	$imageType = image_type_to_mime_type($imageType);
	$newImageWidth = ceil($width * $scale);
	$newImageHeight = ceil($height * $scale);
	$newImage = imagecreatetruecolor($newImageWidth,$newImageHeight);
	switch($imageType) {
		case "image/gif":
			$source=imagecreatefromgif($image); 
			break;
	    case "image/pjpeg":
		case "image/jpeg":
		case "image/jpg":
			$source=imagecreatefromjpeg($image); 
			break;
	    case "image/png":
		case "image/x-png":
			$source=imagecreatefrompng($image); 
			break;
  	}
	imagecopyresampled($newImage,$source,0,0,0,0,$newImageWidth,$newImageHeight,$width,$height);
	
	switch($imageType) {
		case "image/gif":
	  		imagegif($newImage,$image); 
			break;
      	case "image/pjpeg":
		case "image/jpeg":
		case "image/jpg":
	  		imagejpeg($newImage,$image,90); 
			break;
		case "image/png":
		case "image/x-png":
			imagepng($newImage,$image);  
			break;
    }
	
	chmod($image, 0777);
	return $image;
}
//You do not need to alter these functions
function resizeThumbnailImage($thumb_image_name, $image, $width, $height, $start_width, $start_height, $scale){
	list($imagewidth, $imageheight, $imageType) = getimagesize($image);
	$imageType = image_type_to_mime_type($imageType);
	
	$newImageWidth = ceil($width * $scale);
	$newImageHeight = ceil($height * $scale);
	$newImage = imagecreatetruecolor($newImageWidth,$newImageHeight);
	switch($imageType) {
		case "image/gif":
			$source=imagecreatefromgif($image); 
			break;
	    case "image/pjpeg":
		case "image/jpeg":
		case "image/jpg":
			$source=imagecreatefromjpeg($image); 
			break;
	    case "image/png":
		case "image/x-png":
			$source=imagecreatefrompng($image); 
			break;
  	}
	imagecopyresampled($newImage,$source,0,0,$start_width,$start_height,$newImageWidth,$newImageHeight,$width,$height);
	switch($imageType) {
		case "image/gif":
	  		imagegif($newImage,$thumb_image_name); 
			break;
      	case "image/pjpeg":
		case "image/jpeg":
		case "image/jpg":
	  		imagejpeg($newImage,$thumb_image_name,90); 
			break;
		case "image/png":
		case "image/x-png":
			imagepng($newImage,$thumb_image_name);  
			break;
    }
	chmod($thumb_image_name, 0777);
	return $thumb_image_name;
}
//You do not need to alter these functions
function getHeight($image) {
	$size = getimagesize($image);
	$height = $size[1];
	return $height;
}
//You do not need to alter these functions
function getWidth($image) {
	$size = getimagesize($image);
	$width = $size[0];
	return $width;
}

//Image Locations
$large_image_location = $upload_path.$large_image_name.$_SESSION['user_file_ext'];
$thumb_image_location = $upload_path.$thumb_image_name.$_SESSION['user_file_ext'];

//Create the upload directory with the right permissions if it doesn't exist
if(!is_dir($upload_dir)){
	mkdir($upload_dir, 0777);
	chmod($upload_dir, 0777);
}

//Check to see if any images with the same name already exist
if (file_exists($large_image_location)){
	if(file_exists($thumb_image_location)){
		$thumb_photo_exists = "<img src=\"".'__ROOT__/upload/'.$thumb_image_name.$_SESSION['user_file_ext']."\" alt=\"Thumbnail Image\"/>";
	}else{
		$thumb_photo_exists = "";
	}
   	$large_photo_exists = "<img src=\"".'__ROOT__/upload/'.$large_image_name.$_SESSION['user_file_ext']."\" alt=\"Large Image\"/>";
} else {
   	$large_photo_exists = "";
	$thumb_photo_exists = "";
}

if (isset($_POST["upload"])) { 
	//Get the file information
	$userfile_name = $_FILES['image']['name'];
	$userfile_tmp = $_FILES['image']['tmp_name'];
	$userfile_size = $_FILES['image']['size'];
	$userfile_type = $_FILES['image']['type'];
	$filename = basename($_FILES['image']['name']);
	$file_ext = strtolower(substr($filename, strrpos($filename, '.') + 1));
	
	//Only process if the file is a JPG, PNG or GIF and below the allowed limit
	if((!empty($_FILES["image"])) && ($_FILES['image']['error'] == 0)) {
		
		foreach ($allowed_image_types as $mime_type => $ext) {
			//loop through the specified image types and if they match the extension then break out
			//everything is ok so go and check file size
			if($file_ext==$ext && $userfile_type==$mime_type){
				$error = "";
				break;
			}else{
				$error = "Only <strong>".$image_ext."</strong> images accepted for upload<br />";
			}
		}
		//check if the file size is above the allowed limit
		if ($userfile_size > ($max_file*1048576)) {
			$error.= "Images must be under ".$max_file."MB in size";
		}
		
	}else{
		$error= "请选择一个文件";
	}
	//Everything is ok, so we can upload the image.
	if (strlen($error)==0){
		
		if (isset($_FILES['image']['name'])){
			//this file could now has an unknown file extension (we hope it's one of the ones set above!)
			$large_image_location = $large_image_location.".".$file_ext;
			$thumb_image_location = $thumb_image_location.".".$file_ext;
			
			//put the file ext in the session so we know what file to look for once its uploaded
			//删除原有文件
			if($user['pic']) {
				unlink(ROOT_PATH.$user['pic']);
				$pics=str_replace('head', 'resize', $user['pic']);
				$headUrl=ROOT_PATH.$pics;
				@unlink($headUrl);
			}
			
			// p($headUrl);
			// p(ROOT_PATH.$user['pic']);
			// die;


			$_SESSION['user_file_ext']=".".$file_ext;
			
			move_uploaded_file($userfile_tmp, $large_image_location);
			chmod($large_image_location, 0777);
			
			$width = getWidth($large_image_location);
			$height = getHeight($large_image_location);
			//Scale the image if it is greater than the width set above
			if ($width > $max_width){
				$scale = $max_width/$width;
				$uploaded = resizeImage($large_image_location,$width,$height,$scale);
			}else{
				$scale = 1;
				$uploaded = resizeImage($large_image_location,$width,$height,$scale);
			}
			//Delete the thumbnail file so the user can create a new one
			if (file_exists($thumb_image_location)) {
				unlink($thumb_image_location);
			}
		}
		//Refresh the page to show the new uploaded image
		header("location:".$_SERVER["PHP_SELF"]);
		exit();
	}
}

if (isset($_POST["upload_thumbnail"]) && strlen($large_photo_exists)>0) {
	//Get the new coordinates to crop the image.
	$x1 = $_POST["x1"];
	$y1 = $_POST["y1"];
	$x2 = $_POST["x2"];
	$y2 = $_POST["y2"];
	$w = $_POST["w"];
	$h = $_POST["h"];
	//Scale the image to the thumb_width set above
	$scale = $thumb_width/$w;
	$cropped = resizeThumbnailImage($thumb_image_location, $large_image_location,$w,$h,$x1,$y1,$scale);
	// unlink($large_image_location); //删除原来头像
	// 将头像保存到数据库
	$headUrl='upload/'.$thumb_image_prefix.$_SESSION['random_key'].$_SESSION['user_file_ext'];
	M('user')->save(array('uid'=>$_SESSION['user']['uid'],'pic'=>$headUrl));
	//Reload the page again to view the thumbnail
	header("location:".$_SERVER["PHP_SELF"]);
	exit();
}


if ($_GET['a']=="delete" && strlen($_GET['t'])>0){
//get the file locations 
	$large_image_location = $upload_path.$large_image_prefix.$_GET['t'];
	$thumb_image_location = $upload_path.$thumb_image_prefix.$_GET['t'];
	if (file_exists($large_image_location)) {
		unlink($large_image_location);
	}
	if (file_exists($thumb_image_location)) {
		unlink($thumb_image_location);
	}
	M('user')->save(array('uid'=>$_SESSION['user']['uid'],'pic'=>''));
	GO('User/index');
	exit(); 
}
?>



<include file="__PUBLIC__/header.html" />
	<script type="text/javascript" src="__TPL__/js/slide.js"></script>
	<title>个人资料 {$const.webname} </title>
	<script type="text/javascript" src="__PUBLIC__/jcrop/js/jquery-pack.js"></script>
	<script type="text/javascript" src="__PUBLIC__/jcrop/js/jquery.imgareaselect.min.js"></script>
	<link rel="stylesheet" href="__PUBLIC__/jcrop/css/jquery.Jcrop.css">
<include file="__PUBLIC__/top.html" />



	<!-- 内容开始 -->
	<div class="w1180 auto mt20 fix">
		<!-- 左边开始 -->
		<div class="l bgwhite bdd w250 tc">
			<a href="" class="dib bdc w180 h180 mt30">
				<if value="$user.pic">
					<img class="w180 h180" src="__ROOT__/{$user.pic}" alt="">
				<else/>
					<img class="w180 h180" src="__TPL__/img/noimg.jpg" alt="">
				</if>
			</a>
			<div class="dib tr p10 fm f14">
				<a href="{|U('User/editInfo')}" class="dib btn bgblue3">修改资料</a>
			</div>
			<p class="p10 pb20 fm f14 b">{$user.email}[{$user.nickname}]</p>

		</div>
		<!-- 左边结束 -->
		<!-- 右边开始 -->
		<div class="r bgwhite bdd w900">

			<div class="p10">
				<?php
				//Only display the javacript if an image has been uploaded
				if(strlen($large_photo_exists)>0){
					$current_large_image_width = getWidth($large_image_location);
					$current_large_image_height = getHeight($large_image_location);?>
				<script type="text/javascript">
				function preview(img, selection) { 
					var scaleX = <?php echo $thumb_width;?> / selection.width; 
					var scaleY = <?php echo $thumb_height;?> / selection.height; 
					
					$('#thumbnail + div > img').css({ 
						width: Math.round(scaleX * <?php echo $current_large_image_width;?>) + 'px', 
						height: Math.round(scaleY * <?php echo $current_large_image_height;?>) + 'px',
						marginLeft: '-' + Math.round(scaleX * selection.x1) + 'px', 
						marginTop: '-' + Math.round(scaleY * selection.y1) + 'px' 
					});
					$('#x1').val(selection.x1);
					$('#y1').val(selection.y1);
					$('#x2').val(selection.x2);
					$('#y2').val(selection.y2);
					$('#w').val(selection.width);
					$('#h').val(selection.height);
				} 

				$(document).ready(function () { 
					$('#save_thumb').click(function() {
						var x1 = $('#x1').val();
						var y1 = $('#y1').val();
						var x2 = $('#x2').val();
						var y2 = $('#y2').val();
						var w = $('#w').val();
						var h = $('#h').val();
						if(x1=="" || y1=="" || x2=="" || y2=="" || w=="" || h==""){
							alert("请选择要裁减的区域");
							return false;
						}else{
							return true;
						}
					});
				}); 

				$(window).load(function () { 
					$('#thumbnail').imgAreaSelect({ aspectRatio: '1:<?php echo $thumb_height/$thumb_width;?>', onSelectChange: preview }); 
				});

				</script>
				<?php }?>
				<h1 class="bggray fm white f16 p10">上传</h1>
				<?php
				//Display error message if there are any
				if(strlen($error)>0){
					echo "<ul class='p10 fm orange bdc'><li><strong>错误！</strong></li><li>".$error."</li></ul>";
				}
				if(strlen($large_photo_exists)>0 && strlen($thumb_photo_exists)>0){
					echo $large_photo_exists."&nbsp;".$thumb_photo_exists;
					echo "<p class='fm f16'><a href=\"".$_SERVER["PHP_SELF"]."/a/delete/t/".$_SESSION['random_key'].$_SESSION['user_file_ext']."\" class='btn bgred'>删除头像</a></p>";
					echo "<p class='dib fm f16 mt10'><a href=\"".$_SERVER["PHP_SELF"]."\" class='btn bggreen2'>返回上页</a></p>";
					//Clear the time stamp session and user file extension
					$_SESSION['random_key']= "";
					$_SESSION['user_file_ext']= "";
				}else{
						if(strlen($large_photo_exists)>0){?>
						<h2 class="p10 gray fm">编辑头像</h2>
						<div align="center" class="of">

							<img src="<?php echo '__ROOT__/upload/'.$large_image_name.$_SESSION['user_file_ext'];?>" style="float: left; margin-right: 10px;" id="thumbnail" alt="Create Thumbnail" />

							<div style="border:1px #e5e5e5 solid; float:left; position:relative; overflow:hidden; width:<?php echo $thumb_width;?>px; height:<?php echo $thumb_height;?>px;">

								<img src="<?php echo '__ROOT__/upload/'.$large_image_name.$_SESSION['user_file_ext'];?>" style="position: relative;" alt="Thumbnail Preview" />

							</div>

							<br style="clear:both;"/>
							<form name="thumbnail" action="<?php echo $_SERVER["PHP_SELF"];?>" method="post" class="f16 fm">
								<input type="hidden" name="x1" value="" id="x1" />
								<input type="hidden" name="y1" value="" id="y1" />
								<input type="hidden" name="x2" value="" id="x2" />
								<input type="hidden" name="y2" value="" id="y2" />
								<input type="hidden" name="w" value="" id="w" />
								<input type="hidden" name="h" value="" id="h" />
								<input type="submit" name="upload_thumbnail" value="保存头像" id="save_thumb" class="btn bggreen mt10" />
							</form>
						</div>
					<hr />
					<?php 	} ?>
					<h2 class="p10 gray f14">选择头像文件 <span class="gray2 f12 n">最大支持5M</span></h2>
					<form name="photo" enctype="multipart/form-data" action="<?php echo $_SERVER["PHP_SELF"];?>" method="post" class="p10 f14 fm">
					<input type="file" name="image" size="30" /> <input type="submit" name="upload" value="点击上传" class="btn bgblue" />
					</form>
					<if value="{$user.pic}">
						<div class="p10 dib">
							<p class="bggray5 p5 tc fm f14">您的头像</p>
							<img src="__ROOT__/{$user.pic}" alt="">
						</div>
					</if>
				<?php } ?>
			</div>

		</div>
		<!-- 右边结束 -->



	</div>
	<!-- 内容结束 -->










<include file="__PUBLIC__/bottom.html" />